---> uname -a: Linux prd-centos8-docker-8c-8g-39322.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1050 27304 19 3534 30383 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:78:78:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.220/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe78:7865/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3d:07:38:0c brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:3dff:fe07:380c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 08/20/2025 _x86_64_ (8 CPU) 17:11:19 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 219.59 14.51 205.08 3133.89 11644.00 05:14:01 PM 400.32 4.60 395.72 1160.01 13653.67 05:15:01 PM 221.68 2.45 219.23 408.80 39489.62 Average: 280.53 7.19 273.34 1567.57 21595.76 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28885932 30813828 3769780 11.54 2688 2243520 1795444 5.33 164176 3135388 156160 05:14:01 PM 27856076 30104100 4799636 14.70 2688 2558304 2278924 6.76 383412 3920188 137296 05:15:01 PM 27997548 31129716 4658164 14.26 2688 3432620 1499736 4.45 627016 3502360 149288 Average: 28246519 30682548 4409193 13.50 2688 2744815 1858035 5.51 391535 3519312 147581 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 287.30 234.96 2502.49 40.64 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 324.54 261.28 4424.36 35.09 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 514.16 426.54 5949.49 1259.08 0.00 0.00 0.00 0.00 05:15:01 PM docker0 9.28 21.31 0.64 244.14 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 375.34 307.59 4292.11 444.94 0.00 0.00 0.00 0.00 Average: docker0 3.09 7.10 0.21 81.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 08/20/2025 _x86_64_ (8 CPU) 17:11:19 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 12.41 0.00 1.15 0.58 0.06 85.81 05:13:01 PM 0 2.32 0.00 0.50 0.13 0.05 96.99 05:13:01 PM 1 23.39 0.00 1.90 0.98 0.07 73.65 05:13:01 PM 2 9.31 0.00 1.39 1.19 0.05 88.07 05:13:01 PM 3 8.91 0.00 0.64 0.49 0.08 89.88 05:13:01 PM 4 10.63 0.00 0.55 0.32 0.03 88.46 05:13:01 PM 5 12.07 0.00 1.32 0.79 0.05 85.77 05:13:01 PM 6 25.16 0.00 2.07 0.48 0.05 72.24 05:13:01 PM 7 7.45 0.00 0.80 0.23 0.07 91.45 05:14:01 PM all 24.66 0.00 1.43 0.90 0.08 72.94 05:14:01 PM 0 13.61 0.00 0.79 0.02 0.08 85.50 05:14:01 PM 1 26.11 0.00 1.79 0.25 0.07 71.78 05:14:01 PM 2 28.56 0.00 1.05 0.75 0.08 69.55 05:14:01 PM 3 17.31 0.00 1.27 0.45 0.10 80.87 05:14:01 PM 4 27.25 0.00 1.59 2.49 0.07 68.60 05:14:01 PM 5 20.20 0.00 1.43 0.96 0.08 77.33 05:14:01 PM 6 36.35 0.00 2.14 1.54 0.07 59.90 05:14:01 PM 7 27.85 0.00 1.34 0.72 0.07 70.03 05:15:01 PM all 15.89 0.00 2.59 0.90 0.07 80.55 05:15:01 PM 0 16.06 0.00 2.20 0.12 0.07 81.56 05:15:01 PM 1 13.73 0.00 3.22 2.03 0.08 80.93 05:15:01 PM 2 19.68 0.00 2.15 1.95 0.07 76.15 05:15:01 PM 3 14.43 0.00 2.26 0.29 0.07 82.96 05:15:01 PM 4 22.04 0.00 3.59 1.59 0.08 72.69 05:15:01 PM 5 8.71 0.00 2.22 0.70 0.05 88.32 05:15:01 PM 6 22.31 0.00 2.52 0.22 0.08 74.87 05:15:01 PM 7 10.14 0.00 2.55 0.30 0.05 86.96 Average: all 17.65 0.00 1.72 0.79 0.07 79.77 Average: 0 10.66 0.00 1.16 0.09 0.07 88.03 Average: 1 21.08 0.00 2.30 1.09 0.07 75.45 Average: 2 19.18 0.00 1.53 1.29 0.07 77.93 Average: 3 13.55 0.00 1.39 0.41 0.08 84.57 Average: 4 19.96 0.00 1.91 1.47 0.06 76.60 Average: 5 13.66 0.00 1.65 0.82 0.06 83.81 Average: 6 27.94 0.00 2.24 0.75 0.07 69.00 Average: 7 15.15 0.00 1.56 0.42 0.06 82.81